[INFO] fetching crate epub 1.2.3...
[INFO] documenting epub-1.2.3 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate epub 1.2.3 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate epub 1.2.3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate epub 1.2.3
[INFO] finished tweaking crates.io crate epub 1.2.3
[INFO] tweaked toml for crates.io crate epub 1.2.3 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bzip2 v0.4.3
[INFO] [stderr]   Downloaded bzip2-sys v0.1.11+1.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f89f819b961b158cfffd5a8df911a65764fa6232be27810462e8ebc5c8e5aae
[INFO] running `Command { std: "docker" "start" "-a" "2f89f819b961b158cfffd5a8df911a65764fa6232be27810462e8ebc5c8e5aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f89f819b961b158cfffd5a8df911a65764fa6232be27810462e8ebc5c8e5aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f89f819b961b158cfffd5a8df911a65764fa6232be27810462e8ebc5c8e5aae", kill_on_drop: false }`
[INFO] [stdout] 2f89f819b961b158cfffd5a8df911a65764fa6232be27810462e8ebc5c8e5aae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 119aeb6d22d50b40807af64dc2b68880b8c827ccc8f3fcdfbec0e6b5e3288605
[INFO] running `Command { std: "docker" "start" "-a" "119aeb6d22d50b40807af64dc2b68880b8c827ccc8f3fcdfbec0e6b5e3288605", kill_on_drop: false }`
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]  Documenting epub v1.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/doc.rs:243:9
[INFO] [stdout]     |
[INFO] [stdout] 243 |     /// https://www.w3.org/publishing/epub3/epub-packages.html#sec-metadata-elem-identifiers-pid
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.w3.org/publishing/epub3/epub-packages.html#sec-metadata-elem-identifiers-pid>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.88s
[INFO] running `Command { std: "docker" "inspect" "119aeb6d22d50b40807af64dc2b68880b8c827ccc8f3fcdfbec0e6b5e3288605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119aeb6d22d50b40807af64dc2b68880b8c827ccc8f3fcdfbec0e6b5e3288605", kill_on_drop: false }`
[INFO] [stdout] 119aeb6d22d50b40807af64dc2b68880b8c827ccc8f3fcdfbec0e6b5e3288605
